ANCHOR BRAND 5/16X600-3SB Anchor Manila Rope 17 Lbs Boxed (Price is for 17 Lb/Coil) 4-Strand manila rope weigh approximately 7% heavier than 3-strand manila ropes A lower working load is recommended for critical applications Colored yarn marker in every 3rd and/or 4th strand on sizes 1 in. Dia. and larger Under normal service conditions, recommended working load of rope in good condition is 10% of the minimum breaking strength of new rope